Missiles: The New, Improved Polaris

The missile that blasted out of the clear blue Gulf Stream carried the U.S. nuclear navy into new positions of power. By passing its 13th successive successful test, its first from under water, the Polaris A3, latest addition to the nation's undersea arsenal, promised that U.S. submarines would soon make their patrols with vast new freedom. The A3, with an additional 1,000 miles of range, reaches out for 2,500 miles. Subs that are now restricted to prowling narrow waters close to the coast of Europe in order to keep their Polaris warheads...

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